FabLab_Chemnitz/mightyscape-1.1-deprecated
FabLab_Chemnitz/mightyscape-1.1-deprecated
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some logic fixes in input stl

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This commit is contained in:
Mario Voigt 2021-05-15 20:40:24 +02:00
parent c20ff0335d
commit 6433b27fd9
1 changed files with 22 additions and 11 deletions
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33
extensions/fablabchemnitz/input_stl/input_stl.py
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@ -268,7 +268,7 @@ class InputSTL(inkex.EffectExtension):
# we ignore if min opacity values are larger than max opacity. We just use abs() for fill and stroke opacity
if args.diffuse_fill_opacity == "front_to_back":
fill_opacity = (1 - (polygoncount / totalPolygoncount)) * abs(args.max_fill_opacity - args.min_fill_opacity)
fill_opacity = 1 - (polygoncount / totalPolygoncount) * abs(args.max_fill_opacity - args.min_fill_opacity)
elif args.diffuse_fill_opacity == "back_to_front":
fill_opacity = (polygoncount / totalPolygoncount) * abs(args.max_fill_opacity - args.min_fill_opacity)
elif args.diffuse_fill_opacity == "no_diffuse":
@ -278,7 +278,7 @@ class InputSTL(inkex.EffectExtension):
exit(1)
if args.diffuse_stroke_width == "front_to_back":
stroke_width = (1 - (polygoncount / totalPolygoncount)) * abs(args.max_stroke_width - args.min_stroke_width)
stroke_width = 1 - (polygoncount / totalPolygoncount) * abs(args.max_stroke_width - args.min_stroke_width)
elif args.diffuse_stroke_width == "back_to_front":
stroke_width = (polygoncount / totalPolygoncount) * abs(args.max_stroke_width - args.min_stroke_width)
elif args.diffuse_stroke_width == "no_diffuse":
@ -288,7 +288,7 @@ class InputSTL(inkex.EffectExtension):
exit(1)
if args.diffuse_stroke_opacity == "front_to_back":
stroke_opacity = (1 - (polygoncount / totalPolygoncount)) * abs(args.max_stroke_opacity - args.min_stroke_opacity)
stroke_opacity = 1 - (polygoncount / totalPolygoncount) * abs(args.max_stroke_opacity - args.min_stroke_opacity)
elif args.diffuse_stroke_opacity == "back_to_front":
stroke_opacity = (polygoncount / totalPolygoncount) * abs(args.max_stroke_opacity - args.min_stroke_opacity)
elif args.diffuse_stroke_opacity == "no_diffuse":
@ -346,6 +346,14 @@ class InputSTL(inkex.EffectExtension):
#inkex.utils.debug("{0}: {1} polygons in {2} layers converted to paths.".format(svgfile, polygoncount, layercount))
if layercount == 0:
inkex.utils.debug("No layers imported. Try to lower your layer height")
exit(1)
#inkex.utils.debug(totalPolygoncount)
if totalPolygoncount == 0:
inkex.utils.debug("No polygons imported (empty groups). Try to lower your layer height")
exit(1)
stl_group = self.document.getroot().add(inkex.Group(id=self.svg.get_unique_id("slic3r-stl-input-"))) #make a new group at root level
for element in doc.getroot().iter("{http://www.w3.org/2000/svg}g"):
stl_group.append(element)
@ -356,14 +364,17 @@ class InputSTL(inkex.EffectExtension):
#adjust canvas to the inserted unfolding
if args.resizetoimport:
bbox = stl_group.bounding_box()
namedView = self.document.getroot().find(inkex.addNS('namedview', 'sodipodi'))
root = self.svg.getElement('//svg:svg');
offset = self.svg.unittouu(str(args.extraborder) + args.extraborder_units)
root.set('viewBox', '%f %f %f %f' % (bbox.left - offset, bbox.top - offset, bbox.width + 2 * offset, bbox.height + 2 * offset))
root.set('width', "{:0.6f}{}".format(bbox.width + 2 * offset, self.svg.unit))
root.set('height', "{:0.6f}{}".format(bbox.height + 2 * offset, self.svg.unit))
bbox = stl_group.bounding_box() #seems the bbox is not calculated if only one element is in the group. Thats a bug of Inkscape!
if bbox is not None:
namedView = self.document.getroot().find(inkex.addNS('namedview', 'sodipodi'))
root = self.svg.getElement('//svg:svg');
offset = self.svg.unittouu(str(args.extraborder) + args.extraborder_units)
root.set('viewBox', '%f %f %f %f' % (bbox.left - offset, bbox.top - offset, bbox.width + 2 * offset, bbox.height + 2 * offset))
root.set('width', "{:0.6f}{}".format(bbox.width + 2 * offset, self.svg.unit))
root.set('height', "{:0.6f}{}".format(bbox.height + 2 * offset, self.svg.unit))
else:
inkex.utils.debug("Error resizing to canvas.")
if __name__ == '__main__':
InputSTL().run()